package cn.tedu.egweibo0422.controller;

import cn.tedu.egweibo0422.base.response.JsonResult;
import cn.tedu.egweibo0422.base.response.Status;
import cn.tedu.egweibo0422.mapper.UserMapper;
import cn.tedu.egweibo0422.pojo.dto.UserLoginParam;
import cn.tedu.egweibo0422.pojo.dto.UserRegParam;
import cn.tedu.egweibo0422.pojo.entity.User;
import cn.tedu.egweibo0422.pojo.vo.UserVO;
import com.github.xiaoymin.knife4j.annotations.ApiOperationSupport;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.BeanUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.validation.annotation.Validated;
import org.springframework.web.bind.annotation.*;
import springfox.documentation.annotations.ApiIgnore;

import javax.servlet.http.HttpSession;
import java.util.Date;

@Slf4j
@RestController
@Api(tags = "用户模块")
@RequestMapping("/v1/user/")
public class UserController {
    @Autowired
    UserMapper userMapper;
    @PostMapping("reg")
    @ApiOperation("注册功能")
    @ApiOperationSupport(order = 10)
    public JsonResult reg(@Validated @RequestBody UserRegParam userRegParam){
        log.debug("userRegParam="+userRegParam);
        String username = userRegParam.getUsername();
        int num = userMapper.selectByusername(username);
        if (num>0) {
            return new JsonResult(Status.USERNAME_EXIST);
        }
        User user = new User();
        BeanUtils.copyProperties(userRegParam,user);
        user.setCreateTime(new Date());
        userMapper.insertUser(user);
        return JsonResult.ok();
    }
    @PostMapping("login")
    @ApiOperation("登录功能")
    @ApiOperationSupport(order = 20)
    public JsonResult login(@RequestBody UserLoginParam userLoginParam,@ApiIgnore HttpSession session){
        log.debug("userLoginParam="+userLoginParam);
        UserVO userVO = userMapper.selectByUsernameAndPassword(userLoginParam);
        if (userVO == null) {
            return new JsonResult(Status.USERNAME_PASSWORD_ERROR);
        }
        session.setAttribute("user",userVO);
        return JsonResult.ok(userVO);
    }
    @GetMapping("currentUser")
    @ApiOperation("获取当前用户")
    @ApiOperationSupport(order = 30)
    public JsonResult currentUser(@ApiIgnore HttpSession session){
        UserVO userVO = (UserVO)session.getAttribute("user");
        if(userVO==null){
            return new JsonResult(Status.NOT_LOGIN);
        }
        return JsonResult.ok(userVO);
    }
    @GetMapping("logout")
    @ApiOperation("退出登录")
    @ApiOperationSupport(order = 40)
    public void logout(@ApiIgnore HttpSession session){
        session.removeAttribute("user");
    }
}
